+++ /dev/null
-#ifndef _MEDIA_DB_H_
-#define _MEDIA_DB_H_
-
-#include "arraylist.h"
-#include "mediadb.inc"
-#include "filexml.inc"
-#include "bcwindowbase.inc"
-#include "file.inc"
-#include "linklist.h"
-#include "../db/tdb.h"
-
-#include <stdint.h>
-#include <stdlib.h>
-#include <math.h>
-#include <semaphore.h>
-#include <sys/ipc.h>
-#include <sys/shm.h>
-
-
-void write_pbm(uint8_t *tp, int w, int h, const char *fmt, ...);
-void write_pgm(uint8_t *tp, int w, int h, const char *fmt, ...);
-void pbm_diff(uint8_t *ap, uint8_t *bp, int w, int h, const char *fmt, ...);
-
-
-class Scale {
- int rx, ry, rw, rh, iw, ih;
- int ix0, ix1, iy0, iy1, rsh;
- double xf0, xf1, yf0, yf1, pw;
- uint8_t *idat, *odat;
- uint8_t *row(int y) { return idat + (iw<<rsh) * (y>>rsh); }
-
- inline double scalex(uint8_t *rp, double v, double yw) {
- int x = ix0; rp += x;
- double vv = xf0 * *rp++;
- int iv = 0; while( ++x < ix1 ) iv += *rp++;
- vv += iv + xf1 * *rp;
- return v += vv * yw;
- }
-
- inline double scalexy() {
- double yw, v = 0;
- int y = iy0;
- if( (yw = pw * yf0) > 0 ) v = scalex(row(y), v, yw);
- while( ++y < iy1 ) v = scalex(row(y), v, pw);
- if( (yw = pw * yf1) > 0 ) v = scalex(row(y), v, yw);
- return v;
- }
-public:
- Scale(uint8_t *idata, int type, int iw, int ih, int rx, int ry, int rw, int rh) {
- rsh = type ? 1 : 0;
- this->idat = idata + ry*iw + rx;
- this->iw = iw; this->ih = ih;
- this->rx = rx; this->ry = ry;
- this->rw = rw; this->rh = rh;
- }
- void scale(uint8_t *odata, int ow, int oh, int sx, int sy, int sw, int sh);
-};
-
-
-enum {
- DEL_START, // always the first mark
- DEL_MARK, // boundary between cur/next media deletion
- DEL_SKIP, // skip media in current deletion region
- DEL_OOPS, // ignore previous mark
-};
-
-// definition:
-// dele: n. A sign indicating that something is to be removed from <media>
-
-class Dele : public ListItem<Dele>
-{
-public:
- double time;
- int action;
-
- Dele(double t, int a) : time(t), action(a) {}
- ~Dele() {}
-};
-
-class Deletions: public List<Dele>
-{
- int save(FileXML &xml);
- int load(FileXML &xml);
-public:
- int pid;
- char filepath[BCTEXTLEN];
- const char *file_path() { return filepath; }
- bool empty() { return !first; }
-
- int write_dels(const char *filename);
- static Deletions *read_dels(const char *filename);
-
- Deletions(int pid, const char *fn);
- ~Deletions();
-};
-
-
-class Clip : public ListItem<Clip> {
-public:
- int clip_id;
- int votes, index, groups, cycle, muted;
- double start, end, best;
-
- Clip(int clip_id, double start, double end, int index);
- ~Clip();
-};
-
-class Clips : public List<Clip> {
-public:
- int pid, count, cycle;
- Clip *current;
- Clip *locate(int id, double start, double end);
- int get_clip(int idx, int &id, double &start, double &end);
- virtual Clip *new_clip(int clip_id, double start, double end, int index);
- int check(int clip_id, double start, double end, int group, double err);
- int save(FileXML &xml);
- int load(FileXML &xml);
- Clips(int pid=0);
- ~Clips();
-};
-
-class Snip : public Clip {
-public:
- ArrayList<double> weights;
- ArrayList<double> positions;
-
- Snip(int clip_id, double start, double end, int index);
- ~Snip();
-};
-
-class Snips : public Clips {
-public:
- Clip *new_clip(int clip_id, double start, double end, int index);
- Snips();
- ~Snips();
-};
-
-
-class MediaDb
-{
- theDb *db;
- int opened;
-
- uint8_t frm[SFRM_SZ];
- double position, error_limit;
- int lid, nid, distance, group_mask;
- double fmean, fsd, fcx, fcy, fmoment;
- int64_t lerr, pixlmt;
- Db::pgRef clip_id_loc;
-
- int get_key(Clips *clips, Db::rKey &prev_rkey, Db::rKey &next_rkey);
- int64_t key_compare(Clips *clips, Db::ObjectLoc &loc);
- static double mean(uint8_t *dat, int n, int stride=1);
- static double variance(uint8_t *dat, double mn, int n, int stride=1);
- static double std_dev(uint8_t *dat, double mn, int n, int stride=1) {
- return sqrt(variance(dat, mn, n, stride));
- }
- static double centroid(uint8_t *dat, int n, int stride=1);
- static void centroid(uint8_t *dat, int w, int h, double &xx, double &yy);
- static void deviation(uint8_t *a, uint8_t *b, int sz, int margin,
- double &dev, int &ofs, int stride=1);
- static int64_t cmpr(uint8_t *ap, uint8_t *bp, int sz);
- static int64_t diff(uint8_t *a, uint8_t *b, int w, int h, int dx, int dy, int bias);
- static void fit(int *dat, int n, double &a, double &b);
- static void eq(uint8_t *sp, uint8_t *dp, int len);
- static void eq(uint8_t *p, int len) { eq(p, p, len); }
-public:
- int newDb();
- int openDb(int rw=0);
- int resetDb(int rw=0);
- void closeDb();
- void commitDb();
- void undoDb();
- int attachDb(int rw=0);
- int detachDb();
- int is_open();
- int transaction();
-
- static void hist_eq(uint8_t *dp, int len);
- static void scale(uint8_t *idata,int iw,int ih,int rx,int ry,int rw,int rh,
- uint8_t *odata,int ow,int oh,int sx,int sy,int sw,int sh);
- int new_clip_set(const char *title, const char *asset_path, double position,
- double framerate, int frames, int prefix_size, int suffix_size,
- int64_t creation_time, int64_t system_time);
- int new_clip_view(int clip_id, int64_t access_time);
- int access_clip(int clip_id, int64_t access_time=0);
- int del_clip_set(int clip_id);
- int new_frame(int clip_id, uint8_t *dat, int no, int group, double offset);
- int get_timeline_by_frame_id(int fid);
- int get_timelines(int frame_id);
- int next_timelines();
- int get_sequences(int clip_id, int seq_no=0);
- int next_sequences();
- int get_image(int id, uint8_t *dat, int &w, int &h);
- int get_frame_key(uint8_t *dat, int &fid,
- Clips *clips=0, double pos=0, int mask=~0);
- int get_media_key(uint8_t *key, int &fid, int dist, double errlmt,
- Clips *clips=0, double pos=0, int mask=~0);
- int add_timelines(Clips *clips, int fid, double err);
- // clip_set accessors
- int clip_id(int id);
- int clip_id();
- int clips_first_id();
- int clips_next_id();
- const char *clip_title();
- const char *clip_path();
- double clip_position();
- double clip_framerate();
- double clip_average_weight();
- void clip_average_weight(double avg_wt);
- double clip_length();
- int clip_frames();
- int clip_prefix_size();
- int clip_suffix_size();
- int clip_size();
- double *clip_weights();
- int64_t clip_creation_time();
- int64_t clip_system_time();
-
- // timeline accessors
- int timeline_id(int id);
- int timeline_id();
- int timeline_clip_id();
- int timeline_sequence_no();
- int timeline_frame_id();
- int timeline_group();
- double timeline_offset();
-
- // clip_views accessors
- int views_id(int id);
- int views_id();
- int views_clip_id(int id);
- int views_clip_id();
- int64_t views_access_time();
- int views_access_count();
-
- MediaDb();
- ~MediaDb();
-};
-
-#endif
projects / goodguy / history.git / blobdiff